40011444321442 has 24 divisors (see below), whose sum is σ = 67290646101840. Its totient is φ = 17695479047760.

The previous prime is 40011444321427. The next prime is 40011444321461. The reversal of 40011444321442 is 24412344411004.

It is a junction number, because it is equal to n+sod(n) for n = 40011444321398 and 40011444321407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664214592 + ... + 664274827.

It is an arithmetic number, because the mean of its divisors is an integer number (2803776920910).

Almost surely, 2^{40011444321442} is an apocalyptic number.

40011444321442 is a deficient number, since it is larger than the sum of its proper divisors (27279201780398).

40011444321442 is a wasteful number, since it uses less digits than its factorization.

40011444321442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328489506 (or 1328489469 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 40011444321442 its reverse (24412344411004), we get a palindrome (64423788732446).

The spelling of 40011444321442 in words is "forty trillion, eleven billion, four hundred forty-four million, three hundred twenty-one thousand, four hundred forty-two".